Our lonely society makes it hard to come home from war

"And maybe what determines the rate of long-term PTSD isn't what happened out there, but the kind of society you come back to. And maybe if you come back to a close, cohesive, tribal society, you can get over trauma pretty quickly. And if you come back to an alienating, modern society, you might remain traumatized your entire life. In other words, maybe the problem isn't them, the vets; maybe the problem is us."